Which is the least likely reason that pigs have been chosen as donors for humans in the process of xenotransplantation?

free of known diseases

cost-effective to raise

same DNA as humans

quick breeding

C.

1) Pigs digestive tracts and nutritional needs are very similar to humans.

2) Pigs also have hearts that are similar in size and makeup to the human

heart. Pig heart valves are used to replace defective human heart valves.

3) Answer "Pig" DNA is most similar to Human DNA ...